18321-0741 J  2518

 
 
18h 32m 07.22s -07 40' 30.2" P.A. 268 sep 3.6 mag 10.96,13.10 Sp F0
 
 
Coord 2000
18321-0741
Discov num
J  2518
Comp
Coord arcsec 2000
18 32 07.22 -07 40 30.2
Date first
1943
Date last
2004
Obs
3
Pa first
265
Pa last
268
P.A. Now (θ)
268°
Sep first
4.0
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
10.96
Mag sec
13.10
delta mag (ΔM)
2.14
Spectral class
F0 (yellow-white)
Pri motion ra
+006
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
268.2
Precise sep
3.6
Constellation
Scutum
Tycho2
5691-00268-1
last precise pa
268.2
last precise sep
3.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18321-0741 J 2518 1999 2 266 3.4 10.96 13.10 D 183207.22-074030.2
18321-0741 J 2518 2004 3 268 3.6 10.96 13.10 D 183207.22-074030.2
18321-0741 J 2518 2010 4 269 3.9 10.96 13.10 F0 183207.22-074030.2

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